Home / 26,665.20-36,806.40-17,236.80

Finding the Fourth Proportional to 26,665.20, 36,806.40 and 17,236.80

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Solution

The fourth proportional to 26,665.20, 36,806.40 and 17,236.80 is: 23,792.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,665.20 : 36,806.40 = 17,236.80 : x
  2. Step 2: Convert to fraction form
    26,665.20/36,806.40 = 17,236.80/x
  3. Step 3: Cross multiply
    26,665.20x = 36,806.40 × 17,236.80
  4. Step 4: Simplify right side
    26,665.20x = 634,424,555.52
  5. Step 5: Solve for x
    x = 634,424,555.52/26,665.20
  6. Step 6: Final answer
    x = 23,792.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.